0.3(2a+1)+0.25(a-2)=9

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Solution for 0.3(2a+1)+0.25(a-2)=9 equation: 



0.3(2a+1)+0.25(a-2)=9

We move all terms to the left:

0.3(2a+1)+0.25(a-2)-(9)=0

We multiply parentheses

0.6a+0.25a+0.3-0.5-9=0

We add all the numbers together, and all the variables

0.85a-9.2=0

We move all terms containing a to the left, all other terms to the right

0.85a=9.2

a=9.2/0.85

a=10+0.7/0.85

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